Managers of Westerly Creek Dam are serious about keep runners and bikers on the trail; plastic safety fencing secured by metal signposts forms the barrier in Denver, Colorado
Photo by: Stuart Macdonald
Ohiopyle Bridge on the Yough River Trail South segment of the Great Allegheny Passage, Pennsylvania
Warning sign on Waller Creek Trail after flooding; Austin, Texas
Riding e-bikes along the bike path between Lahaina and Kaanapali in Maui.
The "End of the Slot" on the Tent Rocks National Recreation Trail; Kasha-Katuwe Tent Rocks National Monument, New Mexico
Bicycling the George S. Mickelson Trail in the Black Hills of South Dakota
Under the tall trees on the Cherokee Nature Trail and Arboretum, North Carolina